Attovolt is 1e-18 volt units.
Attovolts to Yottavolts Converter — aV to YV
Convert Attovolt (aV) to Yottavolt (YV) using the exact conversion factor (1 attovolt = 1e-42 yottavolt). See the formula, worked examples, and conversion table.
Attovolts to Yottavolts converter
Converter
Electricity Converter
Convert electrical units by family and calculate voltage, current, resistance, power, and energy with context values.
Context values
Some unit families need one extra value for a physically accurate result.
Yottavolt is 1e+24 volt units.
Result = input x 1e-18 / 1e+24.
Electrical units in the same family convert directly.
Reserved above the conversion cards and below the converter.
About Converting Attovolts to Yottavolts
Attovolt and Yottavolt both belong to the electricity family — voltage, current, resistance, power, or energy — units that show up constantly when working across the different standards used by household wiring (120V/240V depending on region), automotive electrical systems (12V/24V), and electronics design. Specifically: Attovolt is 1e-18 volt units, and yottavolt is 1e+24 volt units.
Formula
yottavolts = attovolts × 1e-42
This factor comes from each unit's defined relationship to the category's base unit: 1 attovolt equals 1e-18 base units, and 1 yottavolt equals 1e+24 base units, so dividing one by the other gives the direct attovolt-to-yottavolt factor of 1e-42.
Simple example
1 aV × 1e-42 = 1e-42 YV
1 attovolt = 1e-42 yottavolts.
Real-world example
120 aV × 1e-42 = 1.2e-40 YV
120 attovolts = 1.2e-40 yottavolts.
Conversion table
| Attovolt (aV) | Yottavolt (YV) |
|---|---|
| 1 aV | 1e-42 YV |
| 5 aV | 5e-42 YV |
| 12 aV | 1.2e-41 YV |
| 24 aV | 2.4e-41 YV |
| 120 aV | 1.2e-40 YV |
| 240 aV | 2.4e-40 YV |
Reverse conversion: Yottavolt to Attovolt
1e-42 YV × 1e+42 = 1 aV
1e-42 yottavolts = 1 attovolt.
attovolts = yottavolts × 1e+42
For a page dedicated to this direction, see Yottavolt to Attovolt.
Understanding the Attovolt (aV)
Attovolt is 1e-18 volt units.
Understanding the Yottavolt (YV)
Yottavolt is 1e+24 volt units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many yottavolts are in 1 attovolt?
1 attovolt equals 1e-42 yottavolts, using the exact defined conversion factor rather than an estimate.
How do I convert attovolt to yottavolt?
Multiply the attovolt value by 1e-42. The converter above does this instantly to whatever precision you set.
How do I convert yottavolt back to attovolt?
Use the reverse factor: 1 yottavolt equals 1e+42 attovolts. You can also use the swap control in the converter above to flip the direction instantly.
What is a attovolt?
Attovolt (aV) is a unit of electricity.
What is a yottavolt?
Yottavolt (YV) is a unit of electricity.
Is the attovolt to yottavolt conversion exact?
Yes. Both attovolt and yottavolt are defined by fixed standards rather than physical artifacts, so the factor of 1e-42 used above is exact to as many digits as you choose to display.
What's the difference between voltage, current, and resistance?
Voltage (volts) is the electrical potential difference driving current through a circuit. Current (amperes) is the rate of flow of electric charge. Resistance (ohms) is how much a component opposes that flow. They're related by Ohm's law (V = I × R), but they are distinct physical quantities, and this page converts between units of just one of them.